There are literally scores of cases for the iPhone 3G out there in the market place. Leather, hard plastic, soft plastic, designed to slip in a pocket or clip on to your belt. They all offer some form of protection for your iPhone 3G. However, if you are really looking to provide some real protection, based upon the environment you use your iPhone in or just the way you interact with your iPhone, then you really do need to check out OtterBox’s Defender series for the iPhone 3G.